.search-list {
  width: 250px;
  height: 160px;
  padding: 20px 20px 10px 20px;
  top: 58px;
  color: #969696;
  font-size: 14px;
  border-radius: 4px;
  border: 1px solid #dddddd;
  position: absolute;
  box-sizing: border-box;
  .hot-search-key {
    display: inline-block;
    text-align: center;
    line-height: 24px;
    padding: 0px 6px;
    margin-top: 10px;
    margin-right: 6px;
    border: 1px solid #ddd;
  }
  .change-search-keys {
    display: inline-block;
    color: red;
    transition: all 300ms;
    transform: rotate(12deg);
    -webkit-transform:rotate(19deg); /* Safari 和 Chrome */
    transform-origin: center;
  }

}